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programierds

Presentations

lesson_01.sh
Algorithms

Variables and Constants

Constant: fixed value. Variable: value that changes during execution.

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paso_por_valor_y_referencia.c
C

Pass by Value and Pass by Reference

Discover how C handles memory and pointers.

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tipos_de_datos.c
C

Data Types

The fundamental types of C: integers, floats, chars, pointers and structs.

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modularidad.c
C

Modularity

Subprograms, Functions and Procedures

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funciones.java
Java

Functions and Procedures in Java

How Java defines and uses functions and procedures.

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arreglos.c
C

Arrays in C

One-dimensional arrays and matrices with visualizations and step-by-step.

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operaciones_arreglos.c
C

Array Operations

Traversal, search and insertion in arrays with step-by-step simulations.

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while_loop.c
Algorithms

While step by step

Simulate a while loop iteration by iteration.

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do_while_loop.c
Algorithms

Do-while step by step

Visualize the do-while logic step by step.

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for_loop.c
Algorithms

For step by step

Initialization, condition, block and increment of a for loop.

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nested_for_table.c
Algorithms

Nested for and multiplication table

Two nested for loops that complete a multiplication table.

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if_condition.c
Algorithms

If step by step

Flow of an if line by line.

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if_else_condition.c
Algorithms

If-else step by step

How the program chooses between if and else.

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switch_case.c
Algorithms

Switch step by step

Comparison of cases, match and break.

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string_methods.c
C

String step by step

Changes when using strlen, buffers and manual cuts in C.

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string_numbers.c
C

String of numbers step by step

Text concatenation vs real sum with sprintf and atoi.

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strchr_demo.c
C

strchr step by step

How strchr traverses a string and returns a pointer.

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contar_palabras.c
C

Counting words in strings

Traverses a string char by char and counts words when entering text.

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bubble_sort.c
Algorithms

Bubble Sort step by step

Visualize how elements bubble up to their correct positions.

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selection_sort.c
Algorithms

Selection Sort step by step

Find the minimum and place it in its spot.

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insertion_sort.c
Algorithms

Insertion Sort step by step

Insert each element into its correct position within the sorted part.

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